franta-hg@1: /* ================================================================
franta-hg@1:  * Cewolf : Chart enabling Web Objects Framework
franta-hg@1:  * ================================================================
franta-hg@1:  *
franta-hg@1:  * Project Info:  http://cewolf.sourceforge.net
franta-hg@1:  * Project Lead:  Guido Laures (guido@laures.de);
franta-hg@1:  *
franta-hg@1:  * (C) Copyright 2002, by Guido Laures
franta-hg@1:  *
franta-hg@1:  * This library is free software; you can redistribute it and/or modify it under the terms
franta-hg@1:  * of the GNU Lesser General Public License as published by the Free Software Foundation;
franta-hg@1:  * either version 2.1 of the License, or (at your option) any later version.
franta-hg@1:  *
franta-hg@1:  * This library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
franta-hg@1:  * without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
franta-hg@1:  * See the GNU Lesser General Public License for more details.
franta-hg@1:  *
franta-hg@1:  * You should have received a copy of the GNU Lesser General Public License along with this
franta-hg@1:  * library; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330,
franta-hg@1:  * Boston, MA 02111-1307, USA.
franta-hg@1:  */
franta-hg@1: 
franta-hg@1: package de.laures.cewolf.taglib.tags;
franta-hg@1: 
franta-hg@1: import java.awt.Paint;
franta-hg@1: import java.awt.Rectangle;
franta-hg@1: import java.awt.RenderingHints;
franta-hg@1: import java.awt.TexturePaint;
franta-hg@1: import java.awt.geom.AffineTransform;
franta-hg@1: import java.awt.geom.Rectangle2D;
franta-hg@1: import java.awt.image.BufferedImage;
franta-hg@1: import java.awt.image.ColorModel;
franta-hg@1: import java.io.Serializable;
franta-hg@1: 
franta-hg@1: import de.laures.cewolf.util.ImageHelper;
franta-hg@1: 
franta-hg@1: /** 
franta-hg@1:  * Special texture paint which can be serialized.
franta-hg@1:  * @see TexturePaint
franta-hg@1:  * @author  Guido Laures 
franta-hg@1:  */
franta-hg@1: public class SerializableTexturePaint implements Paint, Serializable {
franta-hg@1: 
franta-hg@1:     private String image;
franta-hg@1:     private int width;
franta-hg@1:     private int height;
franta-hg@1:     private transient Paint paint = null;
franta-hg@1: 
franta-hg@1:     public SerializableTexturePaint() {
franta-hg@1:     }
franta-hg@1: 
franta-hg@1:     /** Creates a new instance of SerializableGradientPaint */
franta-hg@1:     public SerializableTexturePaint(String image, int width, int height) {
franta-hg@1:         this.image = image;
franta-hg@1:         this.width = width;
franta-hg@1:         this.height = height;
franta-hg@1:     }
franta-hg@1: 
franta-hg@1:     private Paint getPaint() {
franta-hg@1:         if (paint == null) {
franta-hg@1:             createPaint();
franta-hg@1:         }
franta-hg@1:         return paint;
franta-hg@1:     }
franta-hg@1: 
franta-hg@1:     private void createPaint() {
franta-hg@1:         BufferedImage bim = ImageHelper.loadBufferedImage(image);
franta-hg@1:         Rectangle rect = new Rectangle(width, height);
franta-hg@1:         paint = new TexturePaint(bim, rect);
franta-hg@1:     }
franta-hg@1: 
franta-hg@1:     public java.awt.PaintContext createContext(ColorModel colorModel, Rectangle rectangle, Rectangle2D rectangle2D,
franta-hg@1:     AffineTransform affineTransform, RenderingHints renderingHints) {
franta-hg@1:         return getPaint().createContext(colorModel, rectangle, rectangle2D, affineTransform, renderingHints);
franta-hg@1:     }
franta-hg@1: 
franta-hg@1:     public int getTransparency() {
franta-hg@1:         return getPaint().getTransparency();
franta-hg@1:     }
franta-hg@1: 
franta-hg@1: }